According to Yahoo! Japan, Shogakukan is considering suspending its weekly seinen manga magazine Young Sunday due to declining sales. ANN has more:

According to Mainichi, Shogakukan's public relations staff confirmed that the magazine's fate is under review, but also emphasized that absolutely no final decision has been made.

According to Canned Dogs, the Japanese blog Katsujichuudoku has discovered the reason why Takehiko Inoue decied to serialize Vagabond in Kodansha's Evening magazine after his popular basketball manga Slam Dunk ended in Shueisha's Weekly Shonen Jump:

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Japanese fansite Takahiro no Kenkyuukan reports that recently Ichijinsha has released readership data of their magazine for potential advertisers. Canned Dogs has a summary of the data in English.

From ManagCast comes an article titled "Jump & Fujoshi - The Mangacast Special" that looks at the relationship between the fujoshi culture and Shueisha's Weekly Shounen Jump.

According to Canned Dogs, MediaWorks' Dengeki Daioh maybe relaunched in June:

The June issue of Dengeki Daioh which will be released on the 21st of April contains a mysterious ad depicting a baby feeling up Shana and a message saying that a brand new Dengeki Daioh will be revealed in June.

Shueisha will be launching a new monthly manga magazine on May 1st. The magazine, temporarily titled Monthly Young Jump, is a special issue of Weekly Young Jump.

Currently 4 serialization have been revealed:

• Kar?? naru Shokutaku Bangaihen by Funatsu Kazuki
• Juujika no Majutsushi by Okazaki Kei
• SINfinity by Sasaki Takumaru
• Hideyoshi de Gozaru!! by Tanaka Kanako

Source: Muhyojo

Hit Shuppansha's adult/loli manga magazine Comic Shoujo Tengoku will be succeeded by a new loli manga magazine titled Comic ino.. The first issue of Comic ino. will be released on April 18th.

Comic Shoujo Tengoku was published monthly for 5 years - from March 18th, 2003 to March 18th, 2008.

Source: Toranoana

Recently the Japanese news program "Broadcaster" ran a report on the anniversary collaboration between Shonen Sunday and Shonen Magazine. Rumiko Takahashi's Urusei Yatsura was mentioned in the report as the key to Shonen Sunday's sucess in the 1980s.

Source: Rumic World

ANN reports that issue 18 of Kodansha's Morning magazine announced that Morning 2 will become a monthly manga magazine starting April 30:

The magazine had published eight issues on an irregular, but roughly bimonthly, schedule since September of 2006.

Recently the head editor of Shueisha's Weekly Shonen Jump, Masahiko Ibaraki, published a column on Nihon Keizai Shimbun called "25 Years of Me and Shonen Jump." In the column, Ibaraki talks about his life for 25 years as the editor-in-chief of Shonen Jump.

The Reminiscence of My 25 Years with Shonen Jump
- by Masahiko Ibaraki: Editor-in-Chief of Shonen Jump

I joined Shueisha in 1982 and was appointed to the Shonen Jump editorial department. Shonen Jump is celebrating its 40th anniversary this year and I've been spending 25 years in the same place.

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